{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["education institution", "education degree", "place of birth", "place of death"], "input": "Lewis Charlton  was an American slave who founded a school after his emancipation. Lewis Charlton was born in 1814 on a farm in Frederick County , Maryland. The farm was located between Frederick and Point of Rocks, Maryland. His mother and father were both slaves. His father was sold shortly after the child is birth to a man living in Georgia."}
{"education institution": [], "education degree": [], "place of birth": [{"subject": "Lewis Charlton ", "object": "Frederick County"}], "place of death": []}